Protects entire plants, even new growth, against insects and diseases. Lasts 6 weeks. Rain or watering does not wash this long lasting protection. Simply measures, mix and pour around the base of roses and shrubs, or sprinkle over the top of entire flowerbeds. ! Qt. treats up to 16 roses or other shrubs, or 200 sq. ft. of flower bed. Contains Tebuconazole and Imidacloprid.